Bengal Sultanate, Silver Tanka (5 Coins), 10.82, 10.66, 10.85, 10.70, 10.52 gm, Fakhr Al-Din Mubarak (AH 734-750 / AD 1334-1349), Hadrat Jalal Sunargaon Mint, AH 741, 742, 743, Obv: al sultan al-a'zam fakhr al-dunya wa'l din abu'l muzaffar mubarak shah al-sultan, Rev: yamin khilafat allah nasir amir al-mu'minin. AH 744, 747 with Rev: yamin al-khilafat instead of yamin khilafat. G&G B135 (3), B136 (2). All Fine+, Scarce. View Lot Details